/*
 * Copyright 2009 XueSong Guo.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package cn.webwheel.template;

import java.io.IOException;
import java.io.Writer;

/**
 * 模板组件渲染器。
 */
public interface ComponentRenderer<T> {

    /**
     * 渲染方法。
     * @param writer 输出流
     * @param component 组件对象
     * @param delegate 负责接管组件对象中外部组件渲染的对象
     * @throws IOException 输入输出异常
     */
    void render(Writer writer, T component, ComponentRenderer delegate) throws IOException;
}
